This Mighty Mule FM137 compatible unit from Allstar is a Wireless Keyless Entry Keypad this is direclty compatible with GTO and Mighty Mule automatic gate openers. This wireless keypad can control up to 4 Mighty Mule or GTO radio reveivers. Programming is simple just program the unit with the 9 dip switch settings from your opener and choose a PIN and your ready to go.

Compatible with the following remotes:

-GTO RB741, RB742, RB743, RB744

-Mighty Mule FM135, FM136, and FM137

Product Features:

-Controls up to four GTO and or Mighty Mule code switch type door/gates